605609425 has 12 divisors (see below), whose sum is σ = 751316620. Its totient is φ = 484254720.

The previous prime is 605609423. The next prime is 605609467. The reversal of 605609425 is 524906506.

It can be written as a sum of positive squares in 6 ways, for example, as 6290064 + 599319361 = 2508^2 + 24481^2 .

It is not a de Polignac number, because 605609425 - 2¹ = 605609423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (605609423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63361 + ... + 72289.

Almost surely, 2^605609425 is an apocalyptic number.

It is an amenable number.

605609425 is a deficient number, since it is larger than the sum of its proper divisors (145707195).

605609425 is a wasteful number, since it uses less digits than its factorization.

605609425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11652 (or 11647 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 605609425 is about 24609.1329591272. The cubic root of 605609425 is about 846.0529455283.

The spelling of 605609425 in words is "six hundred five million, six hundred nine thousand, four hundred twenty-five".